Bb30 Crank In Bsa Frame

Turning the bearing cup with the wrench to the point where no more movement possible will give you a torque setting of between 35 38 nm.

Bb30 crank in bsa frame.

Use bb30 technology on your english threaded frame. Pf42 also known as bb30 bb30a bb30ai bbright direct fit the term pf42 refers to the inside diameter of the shell. We currently make bottom brackets and adaptors for bsa bb30 and pf30 frames and are working on bb86 bottom brackets. 121mm bb30 spindle 91g.

Va bb30 to bsa adapter sram truvativ pressfit to external bottom bracket 68 73 powered by bb30 to bsa adapter item. Specialized adapted their s works crank for overend to work in a bsa bb using some zipp vumaquad 30mm threaded cups a few years back. Well really all you have to do is get some vuma quad cups rotors new bsa 30 cups should theoretically work as well though i m not aware of anyone trying it. Before the introduction of bsa30 there really wasn t an answer to this question.

Si crank bolts 14g. Use the crankset you want with your frame. You can however use the raceface 68 73mm spindle on cannondale hollowgram cranks with most of the bsa30 threaded cups. It may or may not be worth it but it looks great and it can be done.

This configuration makes for a weight savings of 70g from the previous setup to the integrated chain ring setup. They have the exact same interface. Frames with bb386 evo shells should be able to run almost any crank. They use a 29 64mm spindle however the problem is bb30 cranks are designed for a narrower q factor so the chain line won t be very good and getting that right is the difficult part.

Recommended torque is in the range of 35 nm to 45 nm. First s t30 bottom bracket bsa adapter comes with its own special wrench. Rotor s bsa30 bottom bracket allows the installation of bb30 cranks into a standard.